91772135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1997}}^1$

素因数の和:2123

約数の個数: 32

約数和(自身を含む): 136950912

約数和(自身を除く): 45178777

約数列:

[1, 5, 7, 13, 35, 65, 91, 101, 455, 505, 707, 1313, 1997, 3535, 6565, 9191, 9985, 13979, 25961, 45955, 69895, 129805, 181727, 201697, 908635, 1008485, 1411879, 2622061, 7059395, 13110305, 18354427, 91772135]

約数ペア:

[(1, 91772135), (5, 18354427), (7, 13110305), (13, 7059395), (35, 2622061), (65, 1411879), (91, 1008485), (101, 908635), (455, 201697), (505, 181727), (707, 129805), (1313, 69895), (1997, 45955), (3535, 25961), (6565, 13979), (9191, 9985)]